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Finding the Fourth Proportional to 292,560.52, 438,481.70 and 166,306.52

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Solution

The fourth proportional to 292,560.52, 438,481.70 and 166,306.52 is: 249,255.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,560.52 : 438,481.70 = 166,306.52 : x
  2. Step 2: Convert to fraction form
    292,560.52/438,481.70 = 166,306.52/x
  3. Step 3: Cross multiply
    292,560.52x = 438,481.70 × 166,306.52
  4. Step 4: Simplify right side
    292,560.52x = 72,922,365,610.68
  5. Step 5: Solve for x
    x = 72,922,365,610.68/292,560.52
  6. Step 6: Final answer
    x = 249,255.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.